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Finding the Fourth Proportional to 297,760.73, 446,449.73 and 196,441.58

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Solution

The fourth proportional to 297,760.73, 446,449.73 and 196,441.58 is: 294,536.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,760.73 : 446,449.73 = 196,441.58 : x
  2. Step 2: Convert to fraction form
    297,760.73/446,449.73 = 196,441.58/x
  3. Step 3: Cross multiply
    297,760.73x = 446,449.73 × 196,441.58
  4. Step 4: Simplify right side
    297,760.73x = 87,701,290,351.77
  5. Step 5: Solve for x
    x = 87,701,290,351.77/297,760.73
  6. Step 6: Final answer
    x = 294,536.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.